package com.qd.panda.service.score;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.cdqidi.constant.ConstantDto;
import com.cdqidi.db.BaseService;
import com.cdqidi.dto.CacheKey;
import com.cdqidi.exception.ApiException;
import com.cdqidi.util.RedisTemplateUtil;
import com.qd.common.panda.domain.entity.score.CarParkScoreEvaluationLabelDTO;
import com.qd.panda.mapper.score.CarParkScoreEvaluationLabelMapper;
import com.qd.panda.model.CarParkScoreEvaluationLabel;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.StringUtils;

import java.util.*;

import static java.util.stream.Collectors.toList;

/**
 * 评价标签
 *
 * @author sjk
 */
@RequiredArgsConstructor
@Service
@Slf4j
public class CarParkScoreEvaluationLabelService extends BaseService<CarParkScoreEvaluationLabelMapper, CarParkScoreEvaluationLabel> {

    private static final String PREFIX_ID = "panda_car_park_score_evaluation_label_lid_{0}";
    private static final String PREFIX_ALL = "panda_car_park_score_evaluation_label";

    private final RedisTemplateUtil<CarParkScoreEvaluationLabel> redisTemplateUtil;

    private final CarParkScoreService carParkScoreService;

    /**
     * 保存
     *
     * @param dto 页面对象
     * @return 页面对象
     */
    @Transactional(rollbackFor = Exception.class)
    public CarParkScoreEvaluationLabelDTO save(CarParkScoreEvaluationLabelDTO dto) {
        final CarParkScoreEvaluationLabel model = dtoToModel(dto);
        try {
            if (super.save(model)) {
                return modelToDto(model);
            }
            throw new ApiException("添加失败");
        } finally {
            clearCache(model);
            model.freeData();
        }
    }

    /**
     * 修改
     *
     * @param dto 页面对象
     * @return 页面对象
     */
    @Transactional(rollbackFor = Exception.class)
    public CarParkScoreEvaluationLabelDTO update(CarParkScoreEvaluationLabelDTO dto) {
        final CarParkScoreEvaluationLabel historyModel = Optional.ofNullable(getById(dto.getLid())).orElseThrow(() -> new ApiException("ID不存在,不能更新"));
        final CarParkScoreEvaluationLabel model = dtoToModel(dto);
        try {
            if (super.updateById(model)) {
                return modelToDto(model);
            }
            throw new ApiException("更新失败");
        } finally {
            clearCache(historyModel);
            historyModel.freeData();
            model.freeData();
        }
    }

    /**
     * 删除，单个
     *
     * @param lid 主键
     */
    @Transactional(rollbackFor = Exception.class)
    public void removeById(String lid) {
        final CarParkScoreEvaluationLabel model = Optional.ofNullable(getById(lid)).orElseThrow(() -> new ApiException("数据不存在,不能删除"));
        try {
            if (!super.removeById(lid)) {
                throw new ApiException("删除失败");
            }
        } finally {
            clearCache(model);
            model.freeData();
        }
    }

    /**
     * 根据传入对象构建查询参数，判断是否存在
     *
     * @param dto 参数
     * @return 存在为true
     */
    @Transactional(readOnly = true)
    public Boolean isExists(CarParkScoreEvaluationLabelDTO dto) {
        final QueryWrapper<CarParkScoreEvaluationLabel> queryWrapper = createQueryWrapper(dto);
        final boolean exists = super.count(queryWrapper) > 0;
        queryWrapper.clear();
        return exists;
    }

    /**
     * 根据主键判断数据是否存在
     *
     * @param lid 主键
     * @return 存在为true
     */
    @Transactional(readOnly = true)
    public Boolean isExistsById(String lid) {
        boolean exists = false;
        if (StringUtils.hasLength(lid)) {
            final CarParkScoreEvaluationLabel model = getById(lid);
            exists = (null != model);
            if (exists) {
                model.freeData();
            }
        }
        return exists;
    }

    /**
     * 根据主键获取数据
     *
     * @param lid 主键
     * @return 单条记录
     */
    @Transactional(readOnly = true)
    public CarParkScoreEvaluationLabel getById(String lid) {
        final String key = RedisTemplateUtil.getRedisCacheKey(PREFIX_ID, lid);
        return redisTemplateUtil.get(new CacheKey().setKey(key).setTimeout(ConstantDto.REDIS_TIME_OUT_DAY), () -> super.getById(lid), CarParkScoreEvaluationLabel.class);
    }

    /**
     * 根据主键获取数据
     *
     * @param lid 主键
     * @return 单条记录，转换成页面对象
     */
    @Transactional(readOnly = true)
    public CarParkScoreEvaluationLabelDTO getByIdDto(String lid) {
        return Optional.ofNullable(getById(lid)).map(this::modelToDto).orElse(null);
    }

    /**
     * 根据条件查询单条数据
     *
     * @param dto 查询参数
     * @return 单条记录
     */
    @Transactional(readOnly = true)
    public CarParkScoreEvaluationLabel getOne(CarParkScoreEvaluationLabelDTO dto) {
        final QueryWrapper<CarParkScoreEvaluationLabel> queryWrapper = createQueryWrapper(dto);
        CarParkScoreEvaluationLabel model = super.getOne(queryWrapper);
        queryWrapper.clear();
        return model;
    }

    /**
     * 根据条件查询单条数据
     *
     * @param dto 查询参数
     * @return 单条记录，转换成页面对象
     */
    @Transactional(readOnly = true)
    public CarParkScoreEvaluationLabelDTO getOneDto(CarParkScoreEvaluationLabelDTO dto) {
        return Optional.ofNullable(getOne(dto)).map(this::modelToDto).orElse(null);
    }

    /**
     * 根据条件查询列表数据
     *
     * @param dto 查询参数
     * @return 列表数据
     */
    @Transactional(readOnly = true)
    public List<CarParkScoreEvaluationLabel> getList(CarParkScoreEvaluationLabelDTO dto) {
        final QueryWrapper<CarParkScoreEvaluationLabel> queryWrapper = createQueryWrapper(dto);
        final List<CarParkScoreEvaluationLabel> list = super.list(queryWrapper);
        queryWrapper.clear();
        return list;
    }

    /**
     * 根据条件查询列表数据
     *
     * @param dto 查询参数
     * @return 列表数据，转换成页面对象
     */
    @Transactional(readOnly = true)
    public List<CarParkScoreEvaluationLabelDTO> getListDto(CarParkScoreEvaluationLabelDTO dto) {
        return modelToDtoList(getList(dto));
    }

    /**
     * 分页数据
     *
     * @param page 分页对象
     * @param dto  查询参数
     * @return 分页信息
     */
    @Transactional(readOnly = true)
    public IPage<CarParkScoreEvaluationLabelDTO> page(Page<CarParkScoreEvaluationLabel> page, CarParkScoreEvaluationLabelDTO dto) {
        final QueryWrapper<CarParkScoreEvaluationLabel> queryWrapper = createQueryWrapper(dto, "car.");
        final IPage<CarParkScoreEvaluationLabelDTO> iPage = baseMapper.page(page, queryWrapper);
        queryWrapper.clear();
        return iPage;
    }


    /**
     * 清空缓存
     *
     * @param model 数据库对象
     */
    public void clearCache(CarParkScoreEvaluationLabel model) {
        if (null == model) {
            return;
        }
        redisTemplateUtil.deleteByKey(RedisTemplateUtil.getRedisCacheKey(PREFIX_ID, model.getLid()));
    }

    /**
     * 数据库对象转页面对象
     *
     * @param model 数据库对象
     * @return 页面对象
     */
    public CarParkScoreEvaluationLabelDTO modelToDto(CarParkScoreEvaluationLabel model) {
        if (null == model) {
            return null;
        }
        final CarParkScoreEvaluationLabelDTO dto = new CarParkScoreEvaluationLabelDTO();
        dto.setLid(model.getLid());
        dto.setContent(model.getContent());
        dto.setSid(model.getSid());
        dto.setAddTime(model.getAddTime());
        dto.setUpdateTime(model.getUpdateTime());
        buildDisplay(dto);
        return dto;
    }

    /**
     * 页面对象转数据库对象
     *
     * @param dto 页面对象
     * @return 数据库对象
     */
    public CarParkScoreEvaluationLabel dtoToModel(CarParkScoreEvaluationLabelDTO dto) {
        if (null == dto) {
            return null;
        }
        final CarParkScoreEvaluationLabel model = new CarParkScoreEvaluationLabel();
        model.setLid(dto.getLid());
        model.setContent(dto.getContent());
        model.setSid(dto.getSid());
        model.setAddTime(dto.getAddTime());
        model.setUpdateTime(dto.getUpdateTime());
        return model;
    }

    /**
     * 码表转换
     *
     * @param dto 页面对象
     */
    public void buildDisplay(CarParkScoreEvaluationLabelDTO dto) {
        dto.setScore(carParkScoreService.idToDisplay(dto.getSid()));
    }

    /**
     * 数据库对象转页面对象
     *
     * @param list 数据库对象
     * @return 页面对象
     */
    public List<CarParkScoreEvaluationLabelDTO> modelToDtoList(List<CarParkScoreEvaluationLabel> list) {
        return Optional.ofNullable(list).orElse(Collections.emptyList()).stream().map(this::modelToDto).collect(toList());
    }

    /**
     * 页面对象转数据库对象
     *
     * @param list 页面对象
     * @return 数据库对象
     */
    public List<CarParkScoreEvaluationLabel> dtoToModelList(List<CarParkScoreEvaluationLabelDTO> list) {
        return Optional.ofNullable(list).orElse(Collections.emptyList()).stream().map(this::dtoToModel).collect(toList());
    }

    /**
     * 拼装查询参数，除了主键的其他字段会自动加入进来
     *
     * @param dto 查询参数，不为空的属性会被自动加入
     */
    public QueryWrapper<CarParkScoreEvaluationLabel> createQueryWrapper(CarParkScoreEvaluationLabelDTO dto) {
        return createQueryWrapper(dto, "");
    }

    /**
     * 拼装查询参数，除了主键的其他字段会自动加入进来
     *
     * @param dto        查询参数，不为空的属性会被自动加入
     * @param tableAlias 表别名
     */
    public QueryWrapper<CarParkScoreEvaluationLabel> createQueryWrapper(CarParkScoreEvaluationLabelDTO dto, String tableAlias) {
        final QueryWrapper<CarParkScoreEvaluationLabel> queryWrapper = new QueryWrapper<>();
        if (null != dto) {
            if (StringUtils.hasLength(tableAlias)) {
                if (tableAlias.charAt(tableAlias.length() - 1) != '.') {
                    tableAlias += ".";
                }
            }
            if (StringUtils.hasLength(dto.getContent())) {
                queryWrapper.eq(tableAlias + "content", dto.getContent());
            }
            if (StringUtils.hasLength(dto.getSid())) {
                queryWrapper.eq(tableAlias + "sid", dto.getSid());
            }
        }
        return queryWrapper;
    }

    /**
     * 批量检查主键在数据库中是否存在
     *
     * @param ids 主键集合
     */
    public List<CarParkScoreEvaluationLabel> checkIds(List<String> ids) {
        if (null == ids || ids.isEmpty()) {
            throw new ApiException("ids不能为空");
        }
        final List<CarParkScoreEvaluationLabel> list = super.listByIds(ids);
        if (list.isEmpty()) {
            throw new ApiException("ids不存在" + Arrays.toString(ids.toArray()));
        }
        if (ids.size() == list.size()) {
            return list;
        }
        List<String> dbIds = list.stream().map(CarParkScoreEvaluationLabel::getLid).collect(toList());
        final List<String> notExistsList = ids.stream().filter(id -> !dbIds.contains(id)).collect(toList());
        dbIds.clear();
        if (!notExistsList.isEmpty()) {
            throw new ApiException("ids不存在" + Arrays.toString(notExistsList.toArray()));
        }
        return list;
    }

    @Transactional(readOnly = true)
    public Map<Integer, List<CarParkScoreEvaluationLabelDTO>> getList() {
        final List<CarParkScoreEvaluationLabel> list = redisTemplateUtil.getList(new CacheKey().setKey(PREFIX_ALL), () -> {
            QueryWrapper<CarParkScoreEvaluationLabel> queryWrapper = new QueryWrapper<>();
            queryWrapper.orderByAsc("sid");
            return list(queryWrapper);
        }, CarParkScoreEvaluationLabel.class);
        Map<Integer, List<CarParkScoreEvaluationLabelDTO>> map = new HashMap<>();
        if (!list.isEmpty()) {
            final List<CarParkScoreEvaluationLabelDTO> dtoList = modelToDtoList(list);
            for (CarParkScoreEvaluationLabelDTO label : dtoList) {
                final List<CarParkScoreEvaluationLabelDTO> labelList = map.getOrDefault(label.getScore(), new ArrayList<>());
                labelList.add(label);
                map.put(label.getScore(), labelList);
            }
        }
        return map;
    }

    public void clearLabelCache() {
        Optional.ofNullable(redisTemplateUtil.scan(PREFIX_ID.replace("{0}", "*"))).ifPresent(ids -> redisTemplateUtil.getStringRedisTemplate().delete(ids));
        redisTemplateUtil.deleteByKey(PREFIX_ALL);

        Optional.ofNullable(redisTemplateUtil.scan(CarParkScoreService.PREFIX_ID.replace("{0}", "*"))).ifPresent(ids -> redisTemplateUtil.getStringRedisTemplate().delete(ids));
    }
}